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Maurinko [17]
3 years ago
12

Describe how (23)(2-4) can be simplified. (3 and -4 are powers i dont have the knowledge to make the -4 and 3 tiny and stay by t

he upper corner)
1)Multiply the bases and add the exponents. Then find the reciprocal and change the sign of the exponent.

2)Keep the same base and add the exponents. Then multiply by –1.

3)Keep the base and multiply the exponents. Then multiply by –1.

4)Add the exponents and keep the same base. Then find the reciprocal and change the sign of the exponent.
Mathematics
2 answers:
jasenka [17]3 years ago
4 0

Answer:

idk

Step-by-step explanation:

masya89 [10]3 years ago
3 0

Answer:

4)Add the exponents and keep the same base. Then find the reciprocal and change the sign of the exponent

Step-by-step explanation:

The question can be written as

(2³)(2⁻⁴)

Apply laws of indices, Keep the same base and add the exponents

2^3*2^{-4} \\\\\\2^{3+-4} \\\\\\2^{-1} \\\\

This can be expressed as;

2^{-1} \\\\=\frac{1}{2^1} \\\\=\frac{1}{2} \\\\\\=0.5

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Solve this and get 20 points
VikaD [51]

take x =initial deposit amount. then make equation:

x+75.5+55.25-25.15-18.65 = 210.85

simplify:

x+86.95 = 210.85

x=210.85 - 86.95

x=123.90

so Initial deposit amount is $123.90

check:  210.85+18.65+25.15-55.25-75.5 = 123.9

123.9 = 123.9

4 0
3 years ago
The winner of the local triathlon swam 0.5 miles, biked 15 miles and ran 2.5 miles. He finished the race in 54 minutes. For the
AnnZ [28]

Based on the information given, the speed is 20 miles per hour.

From the information given, the winner of the local triathlon swam 0.5 miles, biked 15 miles and ran 2.5 miles and he finished the race in 54 minutes.

Note that 54 minutes = 0.9 hour.

The speed will be:

= (0.5 + 15 + 2.5) / 0.9

= 18/0.9

= 20 miles per hour.

Learn more about speed on:

brainly.com/question/4931057

3 0
2 years ago
Read 2 more answers
Probability of a standard six side dice landing on a four in the first three rolls?
Illusion [34]

Answer:

91/216

Step-by-step explanation:

The probability of getting a 4 in the first three rolls is 1 minus the probability of not getting a 4 on any of the rolls.

P(at least one 4) = 1 − P(no 4s)

P(at least one 4) = 1 − (5/6)³

P(at least one 4) = 91/216

Alternatively, you can calculate it this way.

The probability of getting a 4 on the first roll is 1/6.

The probability of getting a 4 on the second roll is (5/6) (1/6) = 5/36.

The probability of getting a 4 on the third roll is (5/6) (5/6) (1/6) = 25/216.

The probability of any of the three events is 1/6 + 5/36 + 25/216 = 91/216.

6 0
2 years ago
Solve pls brainliest
Misha Larkins [42]

answer I think it

21/16

hop it helps

6 0
2 years ago
Read 2 more answers
Please help will give braineist
Harlamova29_29 [7]

Answer:

  1. 9 easy

Step-by-step explanation:

go ahead easiest thing ever lol

6 0
2 years ago
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